In the year AD 105, Cai Lun made paper from tree bark, bamboo, old clothes and fishing nets. His 1 was stronger and cheaper than any other paper that had been made before.
With Cai Lun's ways of making paper, Chinese culture grew more slowly over the next several centuries. That's because ideas were much easier to 2 and more people learned to read. The use of paper 3 abroad, helping people from other countries record and spread their ideas. Nowadays, Cai Lun is 4 as one of the national heroes in China. However, the whole 5 should remember the clever Chinese papermaker forever.
